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Application filed by Elfred Johannes SmedegaardfiledCriticalElfred Johannes Smedegaard
Application grantedgrantedCritical
Publication of DK56471CpublicationCriticalpatent/DK56471C/en
DK56471D1937-12-151937-12-15
Formwork with sheets of metal for use in the manufacture of floor separations, roofs and similar building components.
DK56471C
(en)
Improvement in the construction of ceilings, roofs, terraces, etc., with tubular reinforced concrete beams and in the molds for the manufacture of said beams